Debian Security Advisory DSA 3024-1 (gnupg - security update)

2014-09-11T00:00:00
ID OPENVAS:703024
Type openvas
Reporter Copyright (c) 2014 Greenbone Networks GmbH http://greenbone.net
Modified 2017-07-20T00:00:00

Description

Genkin, Pipman and Tromer discovered a side-channel attack on Elgamal encryption subkeys (CVE-2014-5270 ).

In addition, this update hardens GnuPG

                                        
                                            # OpenVAS Vulnerability Test
# $Id: deb_3024.nasl 6769 2017-07-20 09:56:33Z teissa $
# Auto-generated from advisory DSA 3024-1 using nvtgen 1.0
# Script version: 1.0
#
# Author:
# Greenbone Networks
#
# Copyright:
# Copyright (c) 2014 Greenbone Networks GmbH http://greenbone.net
# Text descriptions are largely excerpted from the referenced
# advisory, and are Copyright (c) the respective author(s)
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
#


if(description)
{
    script_id(703024);
    script_version("$Revision: 6769 $");
    script_cve_id("CVE-2014-5270");
    script_name("Debian Security Advisory DSA 3024-1 (gnupg - security update)");
    script_tag(name: "last_modification", value:"$Date: 2017-07-20 11:56:33 +0200 (Thu, 20 Jul 2017) $");
    script_tag(name: "creation_date", value:"2014-09-11 00:00:00 +0200 (Thu, 11 Sep 2014)");
    script_tag(name:"cvss_base", value:"2.1");
    script_tag(name:"cvss_base_vector", value:"AV:L/AC:L/Au:N/C:P/I:N/A:N");

    script_xref(name: "URL", value: "http://www.debian.org/security/2014/dsa-3024.html");


    script_category(ACT_GATHER_INFO);

    script_copyright("Copyright (c) 2014 Greenbone Networks GmbH http://greenbone.net");
    script_family("Debian Local Security Checks");
    script_dependencies("gather-package-list.nasl");
    script_mandatory_keys("ssh/login/debian_linux", "ssh/login/packages");
    script_tag(name: "affected",  value: "gnupg on Debian Linux");
        script_tag(name: "insight",   value: "GnuPG is GNU's tool for secure communication and data storage.
It can be used to encrypt data and to create digital signatures.
It includes an advanced key management facility and is compliant
with the proposed OpenPGP Internet standard as described in RFC 4880.");
    script_tag(name: "solution",  value: "For the stable distribution (wheezy), this problem has been fixed in
version 1.4.12-7+deb7u6.

For the testing (jessie) and unstable distribution (sid), this
problem has been fixed in version 1.4.18-4.

We recommend that you upgrade your gnupg packages.");
    script_tag(name: "summary",   value: "Genkin, Pipman and Tromer discovered a side-channel attack on Elgamal
encryption subkeys
(CVE-2014-5270 
).

In addition, this update hardens GnuPG's behaviour when treating
keyserver responses; GnuPG now filters keyserver responses to only
accepts those keyid's actually requested by the user.");
    script_tag(name: "vuldetect", value:  "This check tests the installed software version using the apt package manager.");
    script_tag(name:"qod_type", value:"package");
    script_tag(name:"solution_type", value:"VendorFix");
    exit(0);
}

include("revisions-lib.inc");
include("pkg-lib-deb.inc");

res = "";
report = "";
if ((res = isdpkgvuln(pkg:"gnupg", ver:"1.4.12-7+deb7u6", rls:"DEB7.0")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"gnupg-curl", ver:"1.4.12-7+deb7u6", rls:"DEB7.0")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"gpgv", ver:"1.4.12-7+deb7u6", rls:"DEB7.0")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"gpgv-win32", ver:"1.4.12-7+deb7u6", rls:"DEB7.0")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"gnupg", ver:"1.4.12-7+deb7u6", rls:"DEB7.1")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"gnupg-curl", ver:"1.4.12-7+deb7u6", rls:"DEB7.1")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"gpgv", ver:"1.4.12-7+deb7u6", rls:"DEB7.1")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"gpgv-win32", ver:"1.4.12-7+deb7u6", rls:"DEB7.1")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"gnupg", ver:"1.4.12-7+deb7u6", rls:"DEB7.2")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"gnupg-curl", ver:"1.4.12-7+deb7u6", rls:"DEB7.2")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"gpgv", ver:"1.4.12-7+deb7u6", rls:"DEB7.2")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"gpgv-win32", ver:"1.4.12-7+deb7u6", rls:"DEB7.2")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"gnupg", ver:"1.4.12-7+deb7u6", rls:"DEB7.3")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"gnupg-curl", ver:"1.4.12-7+deb7u6", rls:"DEB7.3")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"gpgv", ver:"1.4.12-7+deb7u6", rls:"DEB7.3")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"gpgv-win32", ver:"1.4.12-7+deb7u6", rls:"DEB7.3")) != NULL) {
    report += res;
}

if (report != "") {
    security_message(data:report);
} else if (__pkg_match) {
    exit(99); # Not vulnerable.
}